Question

The college physical education department offered an advanced first aid course last semester. The scores on the comprehensive final exam were normally

Normal distributions
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asked 2021-05-09
The college physical education department offered an advanced first aid course last semester. The scores on the comprehensive final exam were normally distributed, and the z scores for some of the students are shown below:
Robert, 1.10 Juan, 1.70 Susan, -2.00
Joel, 0.00 Jan, -0.80 Linda, 1.60
Which of these students scored above the mean?

Expert Answers (1)

2021-05-10
Robert, Juan and Linda all have positive z scores, signifying they scored above the mean.
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The college physical education department offered an advanced first aid course last semester. The scores on the comprehensive final exam were normally distributed, and the z scores for some of the students are shown below:
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asked 2021-05-25

Assume that all the distributions are normal, average is always taken to be the arithmetic mean \(\bar{x}\) or \(\mu\). A college Physical Education Department offered an Advanced First Air course last semester. The scores on the comprehensive final exam were normally distributed, and the the z scores for some of the students are shown below:

Robert, 1.10

Juan, 1.70

Susan, -2.00

Joel, 0.00

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Linda,1.60

Which of these students scored below the mean?

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